Quad Voltage Monitor and Sequencer Features: Powered from 2.7 V to 5.5 V on the VCC pin Logical core with internal timeouts provides power supply sequencing and fault protection 4 inputs can be programmed to monitor different voltage levels with resistor dividers Monitors 4 supplies via 0.8% accurate comparators 3 open-drain enable outputs Open-drain power-good output (PWRGD) 10-lead MSOP

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance

Power Management IC Development Tools LT4276C/LT4321 Demo Board PoE (13W, 5V/2.3A) PD with Flyback DC/DC and Ideal Diode Bridge

Supervisory Circuits Watchdog Supervisor - IC.

Switching Voltage Regulators High Eff Step Down Sync Reg 6V 5A

Supervisor Open Drain or Open Collector 1 Channel SOT-143-4

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Digital Controller for Isolated Power Supply Applications

Tiny I2C Programmable Linear Battery Charger with Power Path and USB Mode Compatibility Features: 2.6 mm x 2 mm WLCSP Package Fully programmable via I2C Flexible digital control inputs Up to 2.1 A current from an ac charger in LDO mode Operating input voltage from 4.0 V to 6.7 V Tolerant input voltage -0.5 V to +20 V (USB VBUS) Fully compatible with USB 3.0 and USB Battery Charging Specification 1.2 Built-in current sensing and limiting As low as 30 mΩ battery isolation FET between battery and charger output Thermal regulation prevents over heating Compliant with JEITA 1 and JEITA 2 Li-Ion battery charging temperature specifications SYS_EN flag permits the system to be disabled until battery is at minimum required level for guaranteed system start-up.